Several somethings are missing from you post. I see nothing after any of 
these colons:

From SYSTEM CONFIG:



From USER DIRECT:



The controllers don't specify anything for a particular machine:



BTW, what we see on the console when the "batch" update fails is the IP d
isconnect message:


On Wed, 21 Mar 2007 10:24:38 -0500, Tom Duerbusch <[EMAIL PROTECTED]
.com> wrote:

>I have a weird/flacky problem.  I'm looking for thoughts on directions I
 can take on this.
>
>We have a MS/Access application that access DB2/VSE over a DRDA connecti
on.  The VSE that 
hosts the DB2 engine is connected to the network via VSWITCH and we go ou
t to the "world" via an 
OSA card on the z/890.
>
>There are two types of functions this application does, transactional an
d a monthly "batch" 
update.
>
>We upgraded from z/VM 5.1 to z/VM 5.2 Service Level 0602 on January 13, 
2007 and apparently 
the "batch" update function stopped working at that time.
>
>The user that does the "batch" processing was out on a medical leave so 
we didn't know there 
was a problem until she got back in late February.  And me, being very bu
sy, made a lot of 
changes to VSE in those couple months.  So it has been very difficult to 
backtrack the VSE side to 
find where things broke.
>
>Well, the broken part is not in VSE.  The broken production system STLES
A2 also has a test 
system STLESA2F which is a flash copy of the origional system.  Only the 
IP address in the IPINIT00 
CONFIG is different.  That system was flashed on February 23.  And the us
er has always been able 
to run the "batch" updates on this test system.  
>
>Well, over the weekend, I backed up to take the STLESA2F system, and the
n flashed STLESA2 to 
STLESA2F and brought up STLESA2F.  Other than the IP address, they are bo
th identical.  She can't 
do the "batch" updates on STLESA2 but still can on STLESA2F.
>
>So, the problem resides outside of VSE.
>
>The users PC and software are obviously the same, so the problem must li
e in the network, or 
rather some configuration item in the network that is different for STLES
A2 vs STLESA2F.  And that 
is what I need help on.
>
>1.  Is there any VM commands, other then Q VSWITCH that will show me som
e/all configuration 
items that may be set for a particular connection?
>
>q vswitch detail                   
                         
                  
>VSWITCH SYSTEM VSW1     Type: VSWITCH Connected: 8    Maxconn: INFINITE 
      
>  PERSISTENT  RESTRICTED    PRIROUTER                 Accounting: OFF 
        
>  VLAN Unaware                    
                         
                   
>  State: Ready                    
                         
                   
>  IPTimeout: 5         QueueStorage: 8            
                         
   
>  Portname: UNASSIGNED RDEV: 2000 Controller: DTCVSW2  VDEV:  2000  
          
>  Portname: UNASSIGNED RDEV: 2003 Controller: DTCVSW2  VDEV:  2003 BACKU
P     
>    VSWITCH Connection:                 
                         
             
>      RX Packets: 2949792    Discarded: 120        Errors: 0    
              
>      TX Packets: 4208954    Discarded: 0          Errors: 0    
              
>      RX Bytes: 405358583            TX Bytes: 2002478169     
                
>      Device: 2002  Unit: 002   Role: DATA          
                         
 
>    Adapter Owner: STLESA2  NIC: 0800  Name: THD390       
    
>      RX Packets: 105        Discarded: 0          Errors: 0  
>      TX Packets: 112        Discarded: 0          Errors: 0  
>      RX Bytes: 7338                 TX Bytes: 8080       
                 
>      Device: 0802  Unit: 002   Role: DATA          
                       
>      Options: IPv4 VLAN                
                         
          
>        Unicast IP Addresses:               
                         
      
>          192.168.99.5         MAC: 02-00-00-00-00-04       
               
>    Adapter Owner: STLESA2F NIC: 0800  Name: THD390       
                 
>      RX Packets: 3329       Discarded: 0          Errors: 0    
           
>      TX Packets: 9765       Discarded: 0          Errors: 0    
           
>      RX Bytes: 786073               TX Bytes: 1160926      
               
>      Device: 0802  Unit: 002   Role: DATA          
                       
>      Options: IPv4 VLAN                
                         
          
>        Unicast IP Addresses:               
                         
      
>          192.168.99.6         MAC: 02-00-00-00-00-07       
               
>
>From SYSTEM CONFIG:
>
>
>
>From USER DIRECT:
>
>
>
>The controllers don't specify anything for a particular machine:
>
>
>
>BTW, what we see on the console when the "batch" update fails is the IP 
disconnect message:
>
>
>
>But buffer length can be different values but seem to always be between 
2000 and 3500.
>
>Right now, I've pretty well cleared DB2/VSE and VSE/ESA 2.7 as being the
 problem.  The only 
other change in the "communication" path was the z/VM update.  That is my
 current target.
>
>Thanks for any suggestions.
>
>Tom Duerbusch
>THD Consulting

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